PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/09-22:42:40
G05     52.4           9.8                 8.7 +/-    3.04      24.2 +/-    3.04  0.510 / 0.360
G10     242.5          19.5               14.8 +/-    2.33      32.9 +/-    2.33  0.110 / 0.320
G13     64.0           34.3                9.1 +/-    1.63      14.6 +/-    1.63  0.040 / 0.070
G15     113.6          57.3               10.8 +/-    0.78      12.6 +/-    0.78  0.040 / 0.040
G16     304.1          15.6                7.9 +/-    1.33      19.2 +/-    1.33  0.100 / 0.350
G20     248.0          17.3                7.5 +/-    2.54      17.7 +/-    2.54  0.090 / 0.320
G21     321.2          52.4               10.1 +/-    0.65      12.4 +/-    0.65  0.060 / 0.110
G26     276.2          19.2               10.9 +/-    1.29      24.5 +/-    1.29  0.070 / 0.090
G29     161.8          62.9               10.7 +/-    0.49      11.8 +/-    0.49  0.030 / 0.030